_As if, as though có nghĩa là “như thể”, dường như” _Hai từ nói trên đứng trước một mệnh đề chỉ một điểu ko thật hoặc trái với thật tế _Cấu trúc : S + V simple present + as if/ as though + S + V past subjunctive _Ex: +He acts as if he were rich ( He is not rich ) +The old lady dresses as though it were in winter even in the summer (it is not winter ). S + V(past)+ as if / as though + S + V past perfect subjunctive _Ex: +He looked as if he hadn’t taken a bath for months + The child ate as though he had been hungry for a long time